package store

import (
	"context"
	"path/filepath"
	"testing"
)

func TestMigration0013AlertsLastSeen(t *testing.T) {
	t.Parallel()
	dir := t.TempDir()
	st, err := Open(context.Background(), filepath.Join(dir, "rm.db"))
	if err != nil {
		t.Fatalf("open: %v", err)
	}
	defer st.Close()

	// Column must exist after migration. Best signal: PRAGMA table_info.
	rows, err := st.DB().Query(`SELECT name FROM pragma_table_info('alerts')`)
	if err != nil {
		t.Fatalf("pragma: %v", err)
	}
	defer rows.Close()
	cols := map[string]bool{}
	for rows.Next() {
		var n string
		_ = rows.Scan(&n)
		cols[n] = true
	}
	if !cols["last_seen_at"] {
		t.Fatalf("alerts.last_seen_at not present after migration; cols=%v", cols)
	}
}